. >> comedian stephen colbert paid tribute to american forces by packing them in his studio and serving them up with a diet of beer, ice cream and hot dogs. guess who he got to help serve up the hot dogs? none other than the vice president himself, joe biden. it was simply for the troops. very cool. >> to say the least. >>> coming up next, the stories we'll be following today. we'll be right back. going? they'reiscovering the first self-injectable ra medicine you take just once a month. it's simponi™, and taken with methotrexate, it helps relieve the pain, stiffness, and swelling of ra with one dose a month. visit 4simponi.com to see if you qualify for a full year of cost support. simponi™ can lower your ability to fight infections, including tuberculosis. serious and sometimes fatal events can occur, such as infections, cancer in children and adults, heart failure, nerus system disorders, lir or blood problems, and allergic reactions. before starting simponi™, your doctor should test you for tb and assess your risk of infections, including fungal infections and hepatitis b. ask y